(1) boyfriend "BF" 男朋友
Melissa's boyfriend is such a cool guy! I wonder if any of this friends are single. Melissa的男友是个很酷的人啊！我想知道他有没有单身的朋友！
(2) boyf 男友
What are you doing tonight? 你今晚有什么计划？ The boyf and I are gonna cook dinner together. 我与男友要一起做晚饭。
(3) the boy 男友
(4) my boo 我的宝贝儿, 男女朋友的爱称